Update send_mail.py

Author: yueyongyue

common/send_mail.py

@@ -21,9 +21,7 @@ def send_mail(to_addr, sub, content):
     msg['From'] = "Saltshaker <%s>" % from_addr
     msg['To'] = to_addr
     msg['Subject'] = Header(sub, "utf-8")
-    if not smtp_port:
-        smtp_port = 25
-    server = smtplib.SMTP(smtp_server, smtp_port)
+    server = smtplib.SMTP(smtp_server, 25)
     # server.set_debuglevel(1)
     server.login(from_addr, password)
     server.sendmail(from_addr, [to_addr], msg.as_string())